edited by A. Houghton Brodrick
Frederick A. Praeger, 1972
Buku Teks
Bittker, Boris I.
Little, Brown & Co., 1990
Buku Teks
Steel, Danielle
Gramedia Pustaka Utama, 1995
Buku Teks
Steel, Danielle
Jakarta Gramedia Pustaka Utama 1995
Buku Teks
Schlauch, Margaret
Dover Publications, 1955
Buku Teks